Williams, D.J., & Matile-Ferrero, D. 1995DJ The identity and distribution of the African mealybug Pseudococcus occiduus De Lotto (Homoptera, Coccoidea, Pseudococcidae), a species common on coffee, cacao, mango and other economic plants. Revue Francaise d'Entomologie (N.S.) 17(1): 1-4
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